71171880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1061}}^1$

素因数の和:1131

約数の個数: 128

約数和(自身を含む): 235509120

約数和(自身を除く): 164337240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 43, 52, 60, 65, 78, 86, 104, 120, 129, 130, 156, 172, 195, 215, 258, 260, 312, 344, 390, 430, 516, 520, 559, 645, 780, 860, 1032, 1061, 1118, 1290, 1560, 1677, 1720, 2122, 2236, 2580, 2795, 3183, 3354, 4244, 4472, 5160, 5305, 5590, 6366, 6708, 8385, 8488, 10610, 11180, 12732, 13416, 13793, 15915, 16770, 21220, 22360, 25464, 27586, 31830, 33540, 41379, 42440, 45623, 55172, 63660, 67080, 68965, 82758, 91246, 110344, 127320, 136869, 137930, 165516, 182492, 206895, 228115, 273738, 275860, 331032, 364984, 413790, 456230, 547476, 551720, 593099, 684345, 827580, 912460, 1094952, 1186198, 1368690, 1655160, 1779297, 1824920, 2372396, 2737380, 2965495, 3558594, 4744792, 5474760, 5930990, 7117188, 8896485, 11861980, 14234376, 17792970, 23723960, 35585940, 71171880]

約数ペア:

[(1, 71171880), (2, 35585940), (3, 23723960), (4, 17792970), (5, 14234376), (6, 11861980), (8, 8896485), (10, 7117188), (12, 5930990), (13, 5474760), (15, 4744792), (20, 3558594), (24, 2965495), (26, 2737380), (30, 2372396), (39, 1824920), (40, 1779297), (43, 1655160), (52, 1368690), (60, 1186198), (65, 1094952), (78, 912460), (86, 827580), (104, 684345), (120, 593099), (129, 551720), (130, 547476), (156, 456230), (172, 413790), (195, 364984), (215, 331032), (258, 275860), (260, 273738), (312, 228115), (344, 206895), (390, 182492), (430, 165516), (516, 137930), (520, 136869), (559, 127320), (645, 110344), (780, 91246), (860, 82758), (1032, 68965), (1061, 67080), (1118, 63660), (1290, 55172), (1560, 45623), (1677, 42440), (1720, 41379), (2122, 33540), (2236, 31830), (2580, 27586), (2795, 25464), (3183, 22360), (3354, 21220), (4244, 16770), (4472, 15915), (5160, 13793), (5305, 13416), (5590, 12732), (6366, 11180), (6708, 10610), (8385, 8488)]